The eye, the window of the soul, is the chief means whereby the understanding can most fully and abundantly appreciate the infinite works of Nature; and the ear is second.

All our knowledge has its origins in our perceptions.

The motions of men must be such as suggest their dignity or their baseness.

A clever man without wisdom is like a beautiful flower without fragrance.

Beyond a doubt truth bears the same relation to falsehood as light to darkness.

Constancy does not begin, but is that which perseveres.

People reveal themselves completely only when they are thrown out of the customary conditions of their life.